Table 3.
Relative nitrogen (N) and carbon (C) contents as well as C/N-ratios in wild-type (Col-0, Ws-2), single, and double mutant plants defective in the TPT and/or XPT.
| Plant line | fw/dw-ratio | N (%) | C (%) | C/N-ratio |
|---|---|---|---|---|
| Ws-2 | 9.65 ± 0.46 | 6.49 ± 0.24 | 40.59 ± 0.29 | 6.30 ± 0.26 |
| xpt-1 | 9.57 ± 0.37 | 6.77 ± 0.14 | 40.26 ± 0.29 | 5.95 ± 0.12 |
| tpt-1 | 8.07 ± 0.12 | 5.50 ± 0.20 | 39.74 ± 0.17 | 7.26 ± 0.25 |
| tpt-1/xpt-1 | 10.58 ± 0.66 | 5.95 ± 0.08 | 36.92 ± 0.34 | 6.21 ± 0.09 |
| Col-0 | 9.39 ± 0.17 | 6.17 ± 0.22 | 39.91 ± 0.08 | 6.50 ± 0.23 |
| tpt-2 | 9.02 ± 0.41 | 5.20 ± 0.18 | 39.82 ± 0.19 | 7.69 ± 0.25 |
| tpt-2/xpt-1 | 8.64 ± 0.33 | 6.04 ± 0.05 | 38.93 ± 0.15 | 6.45 ± 0.08 |
| adg1-1/tpt-2 | 11.00 ± 0.25 | 7.32 ± 0.06 | 36.60 ± 0,15 | 5.00 ± 0.05 |
Plant were grown in soil under HL-conditions (PFD = 300 μmol⋅m-2⋅s-1) in the long-day. Samples were harvested in the middle of the light period. The data represent the mean ± SE (n = 5). A statistical analysis of the data is contained in Doc S2, Table 8.